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XTX Topco’s DexCom DXCM Stock Holding History

XTX Topco’s Portfolio DXCM Stock Details DXCM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.73M Buy
43,438
+21,108
+95% +$1.47M 0.05% 617
2025
Q4 		$1.48M Sell
22,330
-32,803
-59% -$2.12M 0.04% 751
2025
Q3 		$3.71M Buy
55,133
+44,555
+421% +$3.53M 0.19% 68
2025
Q2 		$923K Sell
10,578
-10,574
-50% -$829K 0.04% 714
2025
Q1 		$1.44M Buy
21,152
+11,136
+111% +$909K 0.07% 374
2024
Q4 		$779K Sell
10,016
-19,088
-66% -$1.41M 0.06% 444
2024
Q3 		$1.95M Buy
+29,104
New +$2.39M 0.14% 154
2024
Q2 		– Sell
-4,453
Closed -$618K – 2006
2024
Q1 		$618K Buy
+4,453
New +$560K 0.08% 361
2023
Q4 		– Sell
-6,447
Closed -$602K – 1712
2023
Q3 		$602K Buy
6,447
+1,864
+41% +$210K 0.1% 293
2023
Q2 		$589K Sell
4,583
-1,544
-25% -$187K 0.11% 277
2023
Q1 		$712K Sell
6,127
-2,788
-31% -$312K 0.15% 129
2022
Q4 		$1.01M Sell
8,915
-3,397
-28% -$373K 0.21% 84
2022
Q3 		$992K Buy
12,312
+4,948
+67% +$419K 0.25% 51
2022
Q2 		$549K Sell
7,364
-1,248
-14% -$114K 0.22% 99
2022
Q1 		$1.1M Buy
8,612
+6,896
+402% +$754K 0.48% 27
2021
Q4 		$230K Buy
+1,716
New +$247K 0.13% 308
2021
Q2 		– Sell
-7,960
Closed -$715K – 868
2021
Q1 		$715K Buy
+7,960
New +$747K 0.35% 32

Other funds holding DXCM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $481B AUM 26.39% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

XTX Topco's DXCM Position: Q1 2026 in Review

XTX Topco increased its DexCom (DXCM) stake by 95% in Q1 2026, buying an estimated $1.47M and bringing the position to 43,438 shares worth $2.73M. The position accounts for 0.05% of the portfolio, ranked #617.

XTX Topco first reported a position in DXCM in Q1 2021 and has held it in 17 quarters since. The position peaked at $3.71M in Q3 2025. 956 funds tracked by Wall St. Rank hold DXCM as of Q1 2026.

  • XTX Topco held 43,438 shares of DexCom worth $2.73M as of Q1 2026.
  • XTX Topco bought 21,108 DexCom shares in Q1 2026, an estimated $1.47M.
  • DexCom made up 0.05% of XTX Topco's portfolio in Q1 2026, its #617 holding.
  • XTX Topco first reported a position in DexCom in Q1 2021 and has held it in 17 quarters since.
  • XTX Topco's DexCom position peaked at $3.71M in Q3 2025.
  • 956 funds tracked by Wall St. Rank held DexCom as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.